Begin a PageRevision implementation, but this breaks currently everything!

core/migrations/0013_auto_20151127_1521.py

@@ -0,0 +1,45 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0012_auto_20151127_1504'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='PageRevision',
+            fields=[
+                ('id', models.AutoField(verbose_name='ID', serialize=False, primary_key=True, auto_created=True)),
+                ('title', models.CharField(blank=True, verbose_name='page title', max_length=255)),
+                ('content', models.TextField(blank=True, verbose_name='page content')),
+            ],
+        ),
+        migrations.RemoveField(
+            model_name='page',
+            name='content',
+        ),
+        migrations.RemoveField(
+            model_name='page',
+            name='revision',
+        ),
+        migrations.RemoveField(
+            model_name='page',
+            name='title',
+        ),
+        migrations.AddField(
+            model_name='pagerevision',
+            name='parent_page',
+            field=models.ForeignKey(related_name='revisions', to='core.Page'),
+        ),
+        migrations.AddField(
+            model_name='page',
+            name='last_revision',
+            field=models.OneToOneField(to='core.PageRevision', default=1),
+            preserve_default=False,
+        ),
+    ]

core/migrations/0014_auto_20151127_1533.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0013_auto_20151127_1521'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='page',
+            old_name='last_revision',
+            new_name='revision',
+        ),
+    ]

core/models.py

@@ -151,10 +151,7 @@ class Page(GroupManagedObject, models.Model):
     query, but don't rely on it when playing with a Page object, use get_full_name() instead!
     """
     name = models.CharField(_('page name'), max_length=30, blank=False)
-# TODO: move title and content to PageRev class with a OneToOne field
-    title = models.CharField(_("page title"), max_length=255, blank=True)
-    content = models.TextField(_("page content"), blank=True)
-    revision = models.PositiveIntegerField(_("current revision"), default=1)
+    revision = models.OneToOneField('PageRevision')
     is_locked = models.BooleanField(_("page mutex"), default=False)
     parent = models.ForeignKey('self', related_name="children", null=True, blank=True, on_delete=models.SET_NULL)
     # Attention: this field may not be valid until you call save(). It's made for fast query, but don't rely on it when
@@ -178,6 +175,10 @@ class Page(GroupManagedObject, models.Model):
 
     def __init__(self, *args, **kwargs):
         super(Page, self).__init__(*args, **kwargs)
+        if self.revision is None:
+            self.revision = PageRevision()
+            self.revision.save()
+
 
     def clean(self):
         """
@@ -190,6 +191,8 @@ class Page(GroupManagedObject, models.Model):
                 _('Duplicate page'),
                 code='duplicate',
             )
+        if self.revision is not None:
+            self.revision = PageRevision(self.revision)
         super(Page, self).clean()
         if self.parent is not None and self in self.get_parent_list():
             raise ValidationError(
@@ -238,3 +241,9 @@ class Page(GroupManagedObject, models.Model):
         return self.get_full_name()
 
 
+class PageRevision(models.Model):
+# TODO: move title and content to PageRev class with a OneToOne field
+    title = models.CharField(_("page title"), max_length=255, blank=True)
+    content = models.TextField(_("page content"), blank=True)
+    parent_page = models.ForeignKey(Page, related_name="revisions", null=False, blank=False)
+

core/views/page.py

@@ -5,7 +5,7 @@ from django.views.generic.edit import UpdateView
 from django.contrib.auth.decorators import login_required, permission_required
 from django.utils.decorators import method_decorator
 
-from core.models import Page
+from core.models import Page, PageRevision
 from core.views.forms import PagePropForm
 from core.views import CanViewMixin, CanEditMixin, CanEditPropMixin
 
@@ -60,17 +60,17 @@ class PagePropView(CanEditPropMixin, UpdateView):
             parent_name = '/'.join(page_name.split('/')[:-1])
             name = page_name.split('/')[-1]
             if parent_name == "":
-                p = Page(name=name)
+                p = Page(name=name, revision=PageRevision())
             else:
                 parent = Page.get_page_by_full_name(parent_name)
-                p = Page(name=name, parent=parent)
+                p = Page(name=name, parent=parent, revision=PageRevision())
         self.page = p
         return self.page
 
     def get_context_data(self, **kwargs):
         context = super(PagePropView, self).get_context_data(**kwargs)
         if "page" in context.keys():
-            context['tests'] = "PAGE_FOUND : "+context['page'].title
+            context['tests'] = "PAGE_FOUND : "+context['page'].revision.title
         else:
             context['tests'] = "PAGE_NOT_FOUND"
             context['new_page'] = self.kwargs['page_name']
@@ -78,7 +78,7 @@ class PagePropView(CanEditPropMixin, UpdateView):
 
 class PageEditView(CanEditMixin, UpdateView):
     model = Page
-    fields = ['title', 'content',]
+    fields = ['revision.title', 'revision.content',]
     template_name_suffix = '_edit'
 
     def get_object(self):
@@ -88,7 +88,7 @@ class PageEditView(CanEditMixin, UpdateView):
     def get_context_data(self, **kwargs):
         context = super(PageEditView, self).get_context_data(**kwargs)
         if "page" in context.keys():
-            context['tests'] = "PAGE_FOUND : "+context['page'].title
+            context['tests'] = "PAGE_FOUND : "+context['page'].revision.title
         else:
             context['tests'] = "PAGE_NOT_FOUND"
             context['new_page'] = self.kwargs['page_name']